#include <sys/types.h>
#include <sys/wait.h>
#include "../ourhdr.h"

int main(void)
{
    char buf[MAXLINE];
    pid_t pid;
    int status;
    printf("%% ");
    while(fgets(buf,MAXLINE, stdin)!=NULL)
    {
        buf[strlen(buf)-1]=0;
        if((pid=fork()) < 0 )
        {
            err_sys("fork error");
        }
        else if(pid == 0)
        {
            execlp(buf, buf, (char *) 0);
            err_ret("couldn't execute: %s" , buf);
            exit(127);
        }

        if((pid = waitpid(pid, &status, 0)) < 0 )
        {
            err_sys("waitpid error");
        }
        printf("%% ");
    }
    exit(0);
}